Detergent tablets
US6977239B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 16, 2000 |
| Grant date | Dec 20, 2005 |
| Priority date | — |
| Expiry date | May 19, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D17/0073
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A detergent tablet composition containing surfactant granules made by a process involving: (a) providing a surfactant component selected from the group consisting of a surface-active protein, a surface-active protein derivative, and mixtures thereof; (b) providing a disintegrator component; (c) combining the surfactant component and the disintegrator component to form a surfactant mixture; and (d) granulating and compacting the surfactant mixture to form the surfactant granules.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.